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How Big Data Analysis helped increase Walmarts Sales turnover?

ProjectPro

One petabyte is equivalent to 20 million filing cabinets; worth of text or one quadrillion bytes. With tons of unstructured data being generated every hour, Walmart is improving its operational efficiency by leveraging big data analytics. petabytes of unstructured data from 1 million customers every hour.

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100+ Big Data Interview Questions and Answers 2023

ProjectPro

Metadata for a file, block, or directory typically takes 150 bytes. Finally, NoSQL databases are frequently used in real-time analytics applications, such as streaming data from IoT sensors. Banks uses a cluster to develop risk models for customer portfolios. And storing these metadata in RAM will become problematic.